/Engine/Plugins/Runtime/GameplayAbilities/Source/GameplayAbilities/Public/GameplayEffectTypes.h
Check if the count container has a gameplay tag that matches against the specified tag (expands to include parents of asset tags)
True if the count container has a gameplay tag that matches, false if not
bool HasMatchingGameplayTag ( [FGameplayTag](API\Runtime\GameplayTags\FGameplayTag) TagToCheck ) const